dvfs api and toolkits

Nate Nielsen nielsen-list at memberwebs.com
Sat Apr 9 21:05:57 EEST 2005

Sean Middleditch wrote:
> For file systems like HTTP, we can't actually seek in a file.  We have
> to reopen the file at a new location.  

Which is a relatively quick and painless operation.

> Would there be a problem with the
> file possibly changing under us?  Could we potentially detect that?

Yes, in HTTP you use ETag, Modified-Date and perhaps other lesser known


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